The history of timekeeping devices dates back to when ancient civilizations first observed astronomical bodies as they moved across the sky. Devices and...

Egyptians were one of the first cultures to widely divide days into generally agreed-upon equal parts, using early timekeeping devices such as sundials...

reconstructed methods of timekeeping that go back to prehistoric times at least as old as the Neolithic. The natural units for timekeeping used by most historical...

Patek Philippe Breitling Fortis Uhren AG IWC Longines Raketa History of timekeeping devices Zeno-Watch Basel Horology "Portable Drum Watch". The Walters...

hora (first hour of the day), and prima noctis hora (first hour of the night). The Romans used various ancient timekeeping devices. Sundials were set...

Timekeeping on the Moon is an issue of synchronized human activity on the Moon and contact with such. The two main differences to timekeeping on Earth...

Incense in China History of timekeeping devices Richards, p. 52 Pagani, Catherine (2001). Eastern Magnificence and European Ingenuity: Clocks of Late Imperial...

labor costs. Atomic clock Chess clock History of timekeeping devices Fully automatic time Horology Referee Sense of time Stopwatch Time clock Timegrapher...

timeline of time measurement inventions is a chronological list of particularly important or significant technological inventions relating to timekeeping devices...

Metallurgy History of time in the United States History of timekeeping devices Military history#Technological evolution Category:Military history – articles...

is a device used to measure the passage of time. It comprises two glass bulbs connected vertically by a narrow neck that allows a regulated flow of a substance...

son of a priest who hailed from a temple dedicated to the Egyptian god Horus, located close to Edfu in Upper Egypt. History of timekeeping devices History...

becoming widespread with the development of small battery-powered semiconductor devices. The timekeeping element in every modern clock is a harmonic...

novella History Crusaders as one of the main characters. Watch 1505 Nuremberg eggs Watch History of watches History of timekeeping devices List of German...

importance of the IDL.[citation needed] The concept behind the IDL (though not the IDL itself, which did not yet exist) appears as a plot device in Jules...

Clockmaker Federation of the Swiss Watch Industry FH History of timekeeping devices Marine chronometer National Association of Watch and Clock Collectors...

United States by Hodder & Stoughton. The book talks about the history of timekeeping devices, from Egyptian water clocks to the Apple Watch, and John Wilter...

Society for Timekeeping) today is an organization of scholars, collectors and enthusiasts in Germany interested in the science, art and history of horology...

Ancient technology By civilization Ancient Egyptian technology History of timekeeping devices in Egypt Ancient Greek technology Roman technology Roman engineering...

-ion (-ιον), together usually meaning a sundial, clepsydra, or other timekeeping device but here used to describe the location housing them. It is now known...

Henlein Pomander watch Nuremberg eggs Watch History of watches History of timekeeping devices Nürnberg List of German inventions and discoveries German Renaissance...

claims from Salisbury and Wells) is known from this era. History of timekeeping devices List of clocks Wikimedia Commons has media related to Turret clocks...

agency COSC. The most accurate timekeeping devices are atomic clocks, which are accurate to seconds in many millions of years, and are used to calibrate...

peace treaty History of the Karnak Temple complex History of timekeeping devices in Egypt Military history of Ancient Egypt Periodization of Ancient Egypt...

comparable to today's standards of timekeeping, the water clock was the most accurate and commonly used timekeeping device for millennia, until it was replaced...

Egypt History of the Egyptian parliament Population history of Egypt History of timekeeping devices in Egypt Culture of Egypt Egyptians Architecture of Egypt...

{\frac {I}{\kappa }}}\,} This period controls the rate of the timepiece. History of timekeeping devices "Skeleton Clock with chronometer escapement - Herschel"...

and other timekeeping approaches have been proposed for the planet Mars. The most commonly seen in the scientific literature denotes the time of year as...

(hieroglyph) History of Alexandria History of ancient Egypt History of Persian Egypt History of the Karnak Temple complex History of timekeeping devices in Egypt...

of UTC, particularly in discussions about eliminating leap seconds from the timekeeping system because leap seconds occasionally disrupt timekeeping systems...